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Function.IsDataSource
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Type.IsNullable
Type.IsNullable
Returns true if a type is a nullable type; otherwise, false.
function (
type
as type) as logical
Description
Returns
true
if a type is a
nullable
type; otherwise,
false
.
Category
Type
Examples
Determine if
number
is nullable.
Type.IsNullable(type number)
false
Determine if
type nullable number
is nullable.
Type.IsNullable(type nullable number)
true
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Type.IsNullable
Description
Category
Examples